Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Wells Branch enjoys a temperate climate with an average annual temperature of 67°F (20°C). Winters average 49°F in January while summers reach 84°F in July. The area gets 303 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 37.1 inches. Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 793 feet.
Temperature
49°F Jan (9°C)84°F Jul (29°C)
Annual Average
67.3°F
25% above US avg
January Average
49°F (9°C)
July Average
84°F (29°C)
Sunny Days
303 days/yr
Geography
Elevation
793 ft (242 m)
Area
2.5 sq mi (6.6 km²)
Population Density
5,826/sq mi
Coordinates
30.4435°N, 97.6800°W
Timezone
America/Chicago
County
Travis County County
Nearest Airport
Austin-Bergstrom International (AUS) 17 miles away
Precipitation & Snow
Annual Rainfall37.1"
2% below US avg
Wettest Month (May)4.69"
Driest Month (Jan)1.85"
Air Quality
AQI Median
42.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively High
Risk Score
97.7 / 100
Social Vulnerability
14.8 / 100
Community Resilience
73.3 / 100
Hazard Breakdown
Tornado
Very High
Hurricane
Relatively Low
Earthquake
Very Low
Wildfire
Relatively Moderate
Flood
Relatively High
Hail
Very High
Strong Wind
Relatively High
Heat Wave
Relatively High
Winter Weather
Relatively Moderate
Lightning
Relatively High
Ice Storm
Relatively High
Drought
Relatively Low
Cold Wave
Relatively Moderate
Landslide
Relatively Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
49 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M3.4.
Apr 10, 2021
10 km SSE of Smiley, Texas
M3.4
141 km
5 km
Feb 7, 2021
8 km ESE of Smiley, Texas
M3.2
135 km
6 km
Feb 19, 2015
3 km N of Hallettsville, Texas
M3.1
129 km
5 km
May 14, 2019
1 km SSE of Smiley, Texas
M3.1
132 km
5 km
May 12, 2019
18 km N of Yorktown, Texas
M3.1
146 km
5 km
Feb 3, 2019
13 km ESE of Smiley, Texas
M3.0
137 km
5 km
Jan 1, 2024
18 km S of Gonzales, Texas
M3.0
125 km
3 km
May 10, 2019
13 km SSE of Stockdale, Texas
M3.0
148 km
5 km
Aug 19, 2022
11 km E of Smiley, Texas
M2.9
131 km
7 km
Sep 3, 2015
7 km NNE of Leander, Texas
M2.9
27 km
5 km
Jul 21, 2021
11 km S of Smiley, Texas
M2.9
142 km
5 km
May 22, 2023
16 km S of Smiley, Texas
M2.9
147 km
5 km
Sep 22, 2015
14 km SSW of Nixon, Texas
M2.9
145 km
5 km
Oct 20, 2017
5 km W of Flatonia, Texas
M2.9
98 km
3 km
May 17, 2019
12 km ESE of Smiley, Texas
M2.9
136 km
7 km
Jun 16, 2022
17 km E of Smiley, Texas
M2.8
131 km
7 km
May 14, 2017
16 km NNW of Yorktown, Texas
M2.8
147 km
2 km
Apr 8, 2021
9 km SSE of Smiley, Texas
M2.8
140 km
8 km
Mar 6, 2014
14 km S of Nixon, Texas
M2.7
145 km
5 km
Mar 12, 2018
17 km SSW of Nixon, Texas
M2.7
148 km
2 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
7 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 4.
Year
Name
Category
Max Wind
Closest
2024
Beryl
Category 1
92 mph
206 km
2021
Nicholas
Category 1
75 mph
265 km
2017
Harvey
Category 4
132 mph
197 km
2008
Ike
Category 2
109 mph
236 km
2003
Claudette
Category 1
92 mph
218 km
1989
Jerry
Category 1
86 mph
293 km
1983
Alicia
Category 3
115 mph
226 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
462 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF5. Total: 38 fatalities, 322 injuries.
Date
Rating
Distance
Path
Fatalities
May 27, 1997
EF5
42 km
5.1 mi
27
May 27, 1997
EF4
34 km
5.6 mi
1
Apr 12, 2022
EF3
50 km
16.6 mi
0
Oct 12, 2001
EF3
97 km
2.5 mi
0
Mar 10, 2000
EF3
96 km
21.0 mi
0
May 27, 1997
EF3
83 km
1.4 mi
0
May 27, 1997
EF3
18 km
9.2 mi
0
May 13, 1994
EF3
58 km
3.5 mi
0
Mar 14, 1990
EF3
72 km
9.0 mi
0
May 17, 1989
EF3
37 km
3.0 mi
1
Apr 7, 1980
EF3
9 km
31.7 mi
1
May 26, 1976
EF3
78 km
2.0 mi
2
Mar 10, 1973
EF3
62 km
7.8 mi
0
May 6, 1969
EF3
95 km
38.9 mi
0
Sep 20, 1967
EF3
98 km
5.0 mi
0
May 10, 1959
EF3
19 km
11.0 mi
0
Apr 24, 1957
EF3
35 km
14.7 mi
0
Mar 20, 1957
EF3
74 km
16.9 mi
0
Mar 20, 1957
EF3
84 km
7.2 mi
0
Apr 30, 1954
EF3
22 km
139.9 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km.
Largest: BASTROP COUNTY COMPLEX (31,838 acres, 2011).
Year
Name
Acres Burned
Distance
2011
BASTROP COUNTY COMPLEX
31,838
55 km
2022
CRITTENBERG COMPLEX
21,391
92 km
2011
ROBINETTE
6,039
88 km
2011
UNNAMED
5,706
88 km
2011
DELHI
4,735
75 km
2011
SPICEWOOD
4,239
41 km
2015
HIDDEN PINES
3,807
63 km
1984
STEWAIT
3,696
70 km
2009
OWL CREEK
2,376
95 km
2011
UNNAMED
2,236
84 km
2002
UNNAMED
2,234
55 km
2011
LUTHERHILL
2,215
96 km
2006
BROWNS CREEK RANGE
1,889
94 km
2011
UNNAMED
1,581
84 km
2008
BERTRAM
1,567
47 km
2008
HWY 195 FIRE
1,523
40 km
2022
BUDDY
1,521
83 km
2008
CR 208
1,483
67 km
2009
UNNAMED
1,445
89 km
2009
WILDERNESS RIDGE
1,278
61 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
49°F (9°C)
1.9 in
Coldest, Driest
February
53°F (12°C)
2.3 in
March
60°F (16°C)
2.0 in
April
67°F (19°C)
2.8 in
May
74°F (23°C)
4.7 in
Wettest
June
80°F (27°C)
3.7 in
July
84°F (29°C)
1.9 in
Warmest
August
83°F (29°C)
2.1 in
September
78°F (26°C)
3.7 in
October
69°F (21°C)
3.5 in
November
58°F (15°C)
2.6 in
December
51°F (11°C)
2.0 in
Wells Branch has a seasonal temperature swing of 36°F / from 49°F in January to 84°F in July. Total annual precipitation is 33.0 inches, with May being the wettest month (4.7") and January the driest (1.9").